Corrosion Reviews, Volumes 10-11Scientific Publications Division, Freund Publishing House, 1992 |
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Page 111
inhibitor = 30 - 60 ppm ) is also an effective inhibitor for iron , steel and non - ferrous metals in cooling systems such as Cu and alloys , Al , galvanized steel , soft solder , etc. It is best used at pH 6.0-6.5 to minimise reversion ...
inhibitor = 30 - 60 ppm ) is also an effective inhibitor for iron , steel and non - ferrous metals in cooling systems such as Cu and alloys , Al , galvanized steel , soft solder , etc. It is best used at pH 6.0-6.5 to minimise reversion ...
Page 117
... inhibitors ( disodic phosphate 0.1 g / l + sodium hexa- metaphosphate 0.25 g / l ) is very slow ( 0.0009 mm / y ) and the efficiency of the inhibitor is 98.93 % / 40 / . Organic inhibitors perform best in hard water ( i.e. a high level ...
... inhibitors ( disodic phosphate 0.1 g / l + sodium hexa- metaphosphate 0.25 g / l ) is very slow ( 0.0009 mm / y ) and the efficiency of the inhibitor is 98.93 % / 40 / . Organic inhibitors perform best in hard water ( i.e. a high level ...
Page 118
... inhibitors can achieve either corrosion control or fouling control equivalent to ZnCrO , systems , but they cannot achieve both simultaneously . An effective corrosion inhibitor is required to protect all metallic components in cooling ...
... inhibitors can achieve either corrosion control or fouling control equivalent to ZnCrO , systems , but they cannot achieve both simultaneously . An effective corrosion inhibitor is required to protect all metallic components in cooling ...
Contents
Electrochemical Techniques Simple Tests for Complex | 32 |
Cyclic Polarization Scans for Predicting Localized | 40 |
Prediction of Crevice Corrosion | 46 |
Copyright | |
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adhesion anodic application aqueous ASTM behaviour binder biofilm biofouling carbon steel cathodic protection Chem Chemical Process Industries chromate chromium cm/sec coating concentration copper corrosion current corrosion inhibitors corrosion potential corrosion rate corrosion resistance crevice corrosion current density decrease developed EDTA Effect and Management electrochemical electrode electrolyte electroplated engineering equipment evaluation experimental Figure film fluid formation fouling growth HASTELLOY HASTELLOY alloy G-30 heat exchanger heat flux heat transfer surface impedance increase inhibition inhibitors ions iron oxide laboratory laser beam laser treated laser treatment materials measurements melt zone method Michael Schorr NACE nickel oxygen particles passive phosphate phosphoric acid pitting Plating polarisation polarization curves polarization resistance polymer pores porosity porosity tests potentiodynamic prediction present rate of iron sample silicate specimen stainless steel substrate surface layer Table techniques Technology temperature thickness tinplate topcoat velocity W/m² zinc zinc powder zinc-ethyl silicate paints